IOR-3.3.0+dev: MPI Coordinated Test of Parallel I/O Began : Sat Oct 26 20:24:58 2019 Command line : /io500/io500-sc19/bin/ior -r -R -t 1024k -b 9920000m -F --posix.odirect -i 1 -C -Q 1 -g -G 27 -k -e -o /io500/io500-sc19/datafiles/io500.2019.10.26-19.53.18/ior_easy/ior_file_easy -O stoneWallingStatusFile=/io500/io500-sc19/datafiles/io500.2019.10.26-19.53.18/ior_easy/stonewall Machine : Linux e10u07.int.janelia.org TestID : 0 StartTime : Sat Oct 26 20:24:58 2019 Path : /io500/io500-sc19/datafiles/io500.2019.10.26-19.53.18/ior_easy FS : 3092.5 TiB Used FS: 48.6% Inodes: 8270.0 Mi Used Inodes: 10.5% Options: api : POSIX apiVersion : test filename : /io500/io500-sc19/datafiles/io500.2019.10.26-19.53.18/ior_easy/ior_file_easy access : file-per-process type : independent segments : 1 ordering in a file : sequential ordering inter file : constant task offset task offset : 1 tasks : 820 clients per node : 82 repetitions : 1 xfersize : 1 MiB blocksize : 9.46 TiB aggregate filesize : 7757.57 TiB Results: access bw(MiB/s) block(KiB) xfer(KiB) open(s) wr/rd(s) close(s) total(s) iter ------ --------- ---------- --------- -------- -------- -------- -------- ---- WARNING: Expected aggregate file size = 8529536614400000. WARNING: Stat() of aggregate file size = 5806447656960. WARNING: Using actual aggregate bytes moved = 5806447656960. read 16661 10158080000 1024.00 0.552082 331.80 0.000791 332.36 0 Max Read: 16661.25 MiB/sec (17470.59 MB/sec) Summary of all tests: Operation Max(MiB) Min(MiB) Mean(MiB) StdDev Max(OPs) Min(OPs) Mean(OPs) StdDev Mean(s) Stonewall(s) Stonewall(MiB) Test# #Tasks tPN reps fPP reord reordoff reordrand seed segcnt blksiz xsize aggs(MiB) API RefNum read 16661.25 16661.25 16661.25 0.00 16661.25 16661.25 16661.25 0.00 332.35560 NA NA 0 820 82 1 1 1 1 0 0 1 10401873920000 1048576 5537460.0 POSIX 0 Finished : Sat Oct 26 20:30:31 2019